Nine Strong Biotechnology: Zou Zuojun holds a 6.72% stake, and did not reduce his stake when the reduction period expired.

Ninebio announcement, as of September 9, 2025, Zou Zuojun, Liu Xi, Luo Aiping, and Sun Xiaolin's lock-up period has expired, and none of them have reduced their holdings in the company. Zou Zuojun holds 39.28 million shares, accounting for 6.72%; Liu Xi holds 67.0137 million shares, accounting for 11.46%; Luo Aiping holds 56.978 million shares, accounting for 9.74%; and Sun Xiaolin holds 50.3915 million shares, accounting for 8.62%.